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[NTOS:KE/x64] Factor out KiIntializeProcessorBootStructures

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This commit is contained in:
Timo Kreuzer 2023-12-02 16:50:17 +02:00
parent 8c466c3e36
commit d0f6874d92
1 changed files with 43 additions and 15 deletions
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44
ntoskrnl/ke/amd64/kiinit.c
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@ -270,6 +270,38 @@ KiInitializeTss(
Tss->Ist[3] = (ULONG64)NmiStack; Tss->Ist[3] = (ULONG64)NmiStack;
} }
CODE_SEG("INIT")
VOID
KiInitializeProcessorBootStructures(
_In_ ULONG ProcessorNumber,
_Out_ PKIPCR Pcr,
_In_ PKGDTENTRY64 GdtBase,
_In_ PKIDTENTRY64 IdtBase,
_In_ PKTSS64 TssBase,
_In_ PKTHREAD IdleThread,
_In_ PVOID KernelStack,
_In_ PVOID DpcStack,
_In_ PVOID DoubleFaultStack,
_In_ PVOID NmiStack)
{
/* Initialize the PCR */
KiInitializePcr(Pcr,
ProcessorNumber,
GdtBase,
IdtBase,
TssBase,
IdleThread,
DpcStack);
/* Setup the TSS descriptor and entries */
KiInitializeTss(Pcr,
TssBase,
KernelStack,
DoubleFaultStack,
NmiStack);
}
CODE_SEG("INIT") CODE_SEG("INIT")
static static
VOID VOID
@ -294,20 +326,16 @@ KiInitializeP0BootStructures(
TssEntry = KiGetGdtEntry(GdtDescriptor.Base, KGDT64_SYS_TSS); TssEntry = KiGetGdtEntry(GdtDescriptor.Base, KGDT64_SYS_TSS);
TssBase = KiGetGdtDescriptorBase(TssEntry); TssBase = KiGetGdtDescriptorBase(TssEntry);
/* Initialize the PCR */ /* Initialize PCR and TSS */
KiInitializePcr(&KiInitialPcr, KiInitializeProcessorBootStructures(0,
0, &KiInitialPcr,
GdtDescriptor.Base, GdtDescriptor.Base,
IdtDescriptor.Base, IdtDescriptor.Base,
TssBase, TssBase,
&KiInitialThread.Tcb, &KiInitialThread.Tcb,
KiP0DoubleFaultStack);
/* Setup the TSS descriptors and entries */
KiInitializeTss(&KiInitialPcr,
KiInitialPcr.TssBase,
KiP0BootStack, KiP0BootStack,
KiP0DoubleFaultStack, KiP0DoubleFaultStack,
KiP0DoubleFaultStack,
KiP0DoubleFaultStack); KiP0DoubleFaultStack);
} }